Get Started
359

Q:

Which coolant is generally used in refrigerators?

  • 1
    Ammonia
  • 2
    Nitrogen
  • 3
    ProQeon
  • 4
    Oxygen
  • Show Answer
  • Workspace

Answer : 3. "ProQeon"

Previous Next
Basic GK GK Questions

The Most Comprehensive Exam Preparation Platform

Get the Examsbook Prep App Today